.App{
  width: 100vw;
  height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  
  
}
.abut{
    width: 20vw;
    height: 15vh;
    margin: 5vh 0;
    border-radius: 1vw;
    background-color: black;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    user-select: none;
    -webkit-border-radius: 1vw;
    -moz-border-radius: 1vw;
    -ms-border-radius: 1vw;
    -o-border-radius: 1vw;
}